Dongying Changhui Precision Metal Co., Ltd. is an integrative supplier in mould design, investment casting, polishing and precision machining. We are specialized in the products made of stainless steel, carbon steel, alloy steel ect. We have established the ISO9001Quality Management System .Our culture is innovation, while our purpose is to offer the best products and services for our clients .

1,  Certificate:ISO9001:2000
2,  Material :316SS/304SS
3,  Specification:22mm,25mm
4,   Process:Wax mould design-Wax mould fabrication- Wax injection ?????mbine-Fluid dipping-Dewaxing-Firing-Pouring-Shell removing-Cutting-Hear treatment-Polishing-x-RAY Inspection-Measurement inspection ?????livery
5,  Small order accepted
6,  Treatment:Mirror Polished..
7,  Customized samples or designs are available
8,  Various sizes and designs are available
9,  Offering machining service as your requirements or drawings

I will be very appreciate if I can get your reply. Thank you!